153
Problem
Possible Causes
Possible Solution
Echo or
noise
Poor network link quality
on the part of your
service provider.
End the call and dial
again. You may be
switched to a
better-quality network
link or phone line.
Poor local telephone line
quality.
End the call and dial
again. You may be
switched to a
better-quality network
link or phone line.
Unable to
select
certain
features
Your service provider
does not support these
features, or you have not
applied for services that
provide these features.
Contact your service
provider.
Cannot
charge the
battery
The battery or battery
charger is damaged.
Contact the dealer.
The phone’s temperature
is below 32°F (0°C) or
higher than 113°F
(45°C).
Adjust the battery
charging environment to
avoid extremes of
temperature.
Poor contact between
the battery and charger.
Check all connectors to
ensure that all
connections have been
properly made.
Содержание Visible R2
Страница 1: ...1 Visible R2 User Guide BC ...
Страница 13: ...13 Flash Back camera Speaker Charging USB Type C jack Power key Volume key Main microphone Fingerprint sensor ...
Страница 70: ...70 Internet VPN 2 Touch beside the VPN that you want to modify 3 Edit the VPN settings and then touch SAVE ...
Страница 100: ...100 3 Make the changes you want and touch or the Back key when you re finished ...
Страница 150: ...150 System Updates Check for available software updates for your phone update history and update status ...